TAMARACK CAPITAL MANAGEMENT, LLC Information

2333 STATE STREET, CARLSBAD, California, 92008, (720) 932-0700

Report Date: 03/31/2013

Position Statistics:

Total Positions 30
New Positions 6
Increased Positions 14
Decreased Positions 16
Positions with Activity 30
Sold Out Positions 8
Total Mkt Value
(in $ millions)
172

Sector Weighting

Basic Materials
Capital Goods
Conglomerates 2.42%
Consumer Cyclical
Consumer/Non-Cyclical
Energy
Financial
Healthcare 87.07%
Services 0%
Technology 10.51%
Transportation
Utilities

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

30 Positions as of 03/31/2013

Company Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
COMPUTER PROGRAMS & SYS INC COM -5,982 Sold Out 0
COVIDIEN PLC SHS -8,472 Sold Out 0
EXPRESS SCRIPTS HLDG CO COM -2,507 Sold Out 0
HOLOGIC INC COM -15,120 Sold Out 0
JOHNSON & JOHNSON COM -23,007 Sold Out 0
LIFE TECHNOLOGIES CORP COM -15,104 Sold Out 0
MCKESSON CORP COM -7,860 Sold Out 0
STRYKER CORP COM -6,699 Sold Out 0
PERRIGO CO COM 4,162 4,162 New 35,000
TEVA PHARMACEUTICAL INDS LTD ADR 1,967 -5,901 (75) 50,000
LABORATORY CORP AMER HLDGS COM NEW 6,926 6,926 New 69,000
VIROPHARMA INC COM 2,150 2,150 New 79,501
MERCK & CO INC NEW COM 4,716 4,716 New 100,000
BRUKER CORP COM 2,567 -3,850 (60) 150,000
CAREFUSION CORP COM 5,506 -6,538 (54.29) 160,000
VOCERA COMMUNICATIONS INC COM 2,965 2,217 296.37 208,198
FLUIDIGM CORP DEL COM 3,667 -1,119 (23.38) 208,946
VOLCANO CORPORATION COM 4,187 -993 (19.17) 242,500
HAEMONETICS CORP COM 12,324 -1,068 (7.98) 300,000
SPECTRANETICS CORP COM 6,450 -701 (9.8) 338,600

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